Chat with our AI personalities
It means that is the essence of it. Similar to the expression 'in a nutshell'.
Replace each variable in the expression by its value and then find the value of the expression.
It probably means that the assignment has been handed in and recorded. If the mark is not recorded, it might mean that the assignment is handed but not recorded yet.
more
An old farming expression. Crops were once planted at an angle to the field. So when a farmer was getting close to finishing a plot of crops he would be getting down to the short rows.